CN1025984C - Internal jet-flow vacuum homogenizing emulsifying installation - Google Patents
Internal jet-flow vacuum homogenizing emulsifying installation Download PDFInfo
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- CN1025984C CN1025984C CN 92107255 CN92107255A CN1025984C CN 1025984 C CN1025984 C CN 1025984C CN 92107255 CN92107255 CN 92107255 CN 92107255 A CN92107255 A CN 92107255A CN 1025984 C CN1025984 C CN 1025984C
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Abstract
The present invention relates to an inner efflux vacuum homogeneity emulsifying device which can reduce the average diameter of the disperse phase particles of materials needing to be emulsified to 1 to 2 micrometres. The acceleration homogenizer of the present invention is positioned in the center of the bottom of a vacuum emulsification tank, the upper end of the acceleration homogenizer is connected with an inner efflux emulsifying reactor, and the inner parts of the acceleration homogenizer and the vacuum emulsification tank are communicated. The lower end of the rotating shaft of the rotor of the acceleration homogenizer is connected with a variable speed motor, and the rotating shaft of a low-speed stirrer for scraping walls is connected with a speed reducer by passing through the cover of the vacuum emulsification tank. All materials needing to be emulsified in the vacuum emulsification tank can achieve uniform emulsification, homogeneity and heat transmission under the combined action of the acceleration homogenizer, the inner efflux emulsifying reactor and the low-speed stirrer for scraping walls.
Description
The present invention relates to a kind of internal jet-flow vacuum homogenizing emulsifying installation, belong to the special-purpose machinery of producing cream kind cosmetics and drug ointment.
At present, external cosmetics and drug ointment emulsification machinery be the batch (-type) vacuum homogeneous emulsifying machine mostly, the VTU type vacuum stirring device of producing as Japanese MIZUHO company and the VME type vacuum emulsification machine of Switzerland FRAMY company production etc.Its basic principle is to place a low speed to scrape wall agitator, a high speed agitator and a high speed homogenization device in a vacuum emulsification jar.Three's rotating shaft is nested together and forms triple formula structures of three unifications, and structure is very complicated, involves great expense, and power consumption is big.The decentralized photo average particulate diameter of emulsifying product can only reach the 2-3 micron, and wherein the equal diameters proportion of particles is lower than 80%.
Domestic self-produced mulser mainly contains two kinds: a kind of is the Counterfeit Item of above-mentioned external mulser, and its technical merit is lower than external like product, and cost is also quite expensive.Another kind is the semicontinuous mulser of PME of inventor Xu Yong north development, it is to put into pre-emulsion tank after earlier oil phase raw material and water raw material being heated to 95 ℃-100 ℃ respectively to stir pre-emulsification, enter the compression pump suction inlet through flowmeter again, also enter the compression pump suction inlet after while essence is pressurized through flowmeter, both squeeze into limit emulsification limit cooling in the emulsification cooler after the compression pump pressurization, once finish the emulsification operation.Its shortcoming is that emulsifying ability can not be regulated, and is not suitable for the emulsification of high-viscosity material, and can't add the thermal sensitivity medicament at low temperatures.The purpose of this invention is to provide a kind of novel internal jet-flow vacuum homogenizing emulsifying installation, both broken through triple formula stirring and emulsifying principles of external routine, can overcome the above-mentioned defective that domestic PME semi continuous mulser exists simultaneously again.
For achieving the above object, the present invention scrapes wall agitator, interior jet emulsion reactor, speedup homogenizer, vavuum pump, elevation mechanism, overturning mechanism, motor, reductor and variable speed electric motors, particularly etc. by oil phase raw material heating and stirring tank, water raw material heating and stirring tank, vacuum emulsification jar, low speed and partly constitutes.It replaces high speed agitator and high speed homogenization device commonly used in the external vacuum emulsification machine with interior jet emulsion reactor and speedup homogenizer.Its speedup homogenizer is positioned at vacuum emulsification jar inner bottom part central authorities, and the upper end links to each other with interior jet emulsion reactor, and both communicate inside, form one in the circulation strong emulsifying systems.The rotating shaft of speedup homogenizer rotor links to each other with vacuum emulsification jar variable speed electric motors, particularly outward.Low speed is scraped the wall agitator and also is positioned at the vacuum emulsification jar, and its rotating shaft passes cover and links to each other with the reductor that links to each other with motor.Like this, scrape under the acting in conjunction of wall agitator, can make the whole emulsification materials in the vacuum emulsification jar realize emulsification, homogeneous, heat transfer homogenization at speedup homogenizer, interior jet emulsion reactor and low speed.
Advantage of the present invention is: the dispersion particle average diameter of (1) emulsifying product can be contracted to the 1-2 micron, and wherein the equal diameters proportion of particles is greater than 90%; (2) emulsifying ability can be regulated according to different emulsification product requirements; (3) can under suitable temperature, it be added in the emulsification goods according to the different requirements of essence and medicament, especially do not influence the interpolation of thermal sensitivity medicament; (4) equipment manufacturing cost is low, and power consumption has only the 1/3-1/4 of external like product.
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of jetting stream vacuum emulsifier unit in the present invention.
Fig. 2 is the structural representation of speedup homogenizer of the present invention.
Fig. 3 is the cutaway view of Fig. 2 along A-A.
Fig. 4 is the structural representation of interior jet emulsion reactor of the present invention.
Fig. 5 is the schematic diagram of the lateral opening flow distribution plate of interior jet emulsion reactor.
Fig. 6 is the connection diagram of speedup homogenizer and interior jet emulsion reactor.
As shown in Figure 1, speedup homogenizer 3 is fixed on vacuum emulsification jar 1 inner bottom part central authorities, and its upper end links to each other with interior jet emulsion reactor 4, and the bottom links to each other with tank body variable speed electric motors, particularly 7 outward.Low speed is scraped wall agitator 2 and is shaped as frame, and its edge is fixed with scraper plate 25, and its rotating shaft passes cover 11 and links to each other with the reductor 6 that is driven by the motor 5 that is installed in crossbeam 13 central authorities.The two ends of crossbeam 13 are separately fixed on the piston head of the oil cylinder 14 that is positioned at vacuum emulsification jar 1 left and right sides, and it constitutes elevation mechanism with oil cylinder 14, oil tank 15, oil pump 16, oil return valve 17.The cooling jacket 22 that vacuum emulsification jar 1 tank body has one deck to be connected as a single entity with it outward, water intaking valve 23 are positioned at its below, left side, and outlet valve 24 is positioned at its top, right side.Whole vacuum emulsification jar 1 is placed on the frame by two rotating shaft 21a, 21b of tank body coolant jacket 22, and its shaft 21b links to each other with overturning mechanism 10.After emulsification finishes, start oil pump 16, piston in the oil cylinder 14 rises, and jack-up crossbeam 13 can be scraped wall agitator 2 with cover 11 and low speed and lift in the lump, restarts overturning mechanism 10, just vacuum emulsification jar 1 interior finished product can be poured out.After oil return valve 17 was opened, the oil in the oil cylinder 14 was pushed back in the oil tank 15 by the gravity of crossbeam 13, cover 11 etc., and cover 11 and low speed are scraped wall agitator 2 can get back to original position.
Still see Fig. 1, oil phase raw material heating and stirring tank 8 and water raw material heating and stirring tank 9 are respectively applied for heat fused oil phase raw material and water raw material.Two kinds of raw materials all enter in the vacuum emulsification jar 1 by the filter on the cover 11 18 after heat fused.Vavuum pump 12 links to each other with another filter 19 on the cover 11 by vacuum-breaking valve 20.Like this, start vavuum pump 12, air in the jar can be extracted out.When emulsification finishes when needing vacuum breaker, only need cut off vavuum pump 12, open vacuum-breaking valve 20, air just can enter in the vacuum emulsification jar 1.
As shown in Figure 2, speedup homogenizer 3 is made of three parts such as stator 26, rotor 27, impact teeth 28.Stator 26 is the cylinder of a hollow, and rotor 27 is positioned at it.Impact teeth 28 is by on the equidistant inwall that is fixed on stator 26 of screw, and is relative with rotor 27.The number of teeth of rotor 26 can be between 20-100, and its rotating shaft is stretched out outside the vacuum emulsification jar 1 and linked to each other with variable speed electric motors, particularly 7.The number of teeth of impact teeth 28 is then between 20-40.Charging aperture 30 and discharging opening 31 all are positioned at the one side that the stator 26 of speedup homogenizer 3 is connected with jet emulsion reactor 4, are separated by baffle plate 29 between the two, to prevent that feed backs in the discharging opening 31 are to charging aperture 30.Baffle plate 29 is connected as a single entity with the inwall of stator 26, and relative with rotor 27, and distance between the two for the ease of charging, is welded with a metal short tube 41 outside the charging aperture 30 between the 0.05-1 millimeter.
As shown in Figure 4, interior jet emulsion reactor 4 is made up of housing 33, discharging cap 34 and some order reactions unit.Except that afterbody, every order reaction unit all is to be connected in sequence by a lateral opening flow distribution plate 35, conveyor screw 36, a hollow isocon 37.The afterbody reaction member then is made up of a lateral opening flow distribution plate 35 and a hollow flow distribution plate 38.In an interior jet emulsion reactor 4 6-99 order reaction unit can be arranged, its quantity is decided on demand.
As shown in Figure 5, lateral opening flow distribution plate 35 be by a circular metal plate four of its peripheral equidistant incisions, bending is cut open part then, makes it to meet at right angles with plectane itself to make.Like this, on the periphery of lateral opening flow distribution plate with regard to 4 runners of equidistant formation.
Hollow isocon 37 is " cap shape ", has the circular metal plate of a circular hole and a metal circular tube to be welded by a centre, referring to Fig. 4.Four sweeps welding on it and lateral opening flow distribution plate 35 peripheries like this, just form a cavity between the two, and conveyor screw 36 promptly is positioned at it.Its end welds mutually with lateral opening flow distribution plate 35, and the other end inserts in the hollow shunting 37.Also have four tap holes 39 along same circumference is equidistant on the tube wall of hollow isocon 37,38 of mesopore flow distribution plates are the circular metal plates that there is a circular hole at a middle part.
As shown in Figure 6, an end of interior jet emulsion reactor 4 chargings is welded on the discharging opening 31 of speedup homogenizer 3, and both communicate inside, form one in the circulation strong emulsifying systems.The rotor 27 of speedup homogenizer 3 makes charging aperture 30 places be negative pressure state with 750-3500 rev/min speed fast rotational, emulsified material is sucked and improves its flow velocity rapidly.In 1/50 second, the flow velocity of emulsified material can be by 0 anxious 18 meter per seconds that increase to.Swiftly flowing fluid runs into impact teeth 28 therebetween along with the rotation of rotor 27 washes away to discharging opening 31, just produces powerful impact and shearing force, makes the particle of decentralized photo in the emulsion broken rapidly.Simultaneously because the viscosity viscous flow character of liquid makes it and rotor 27 blades between produce speed difference, produced new shearing force so again, the diameter of dispersion particle is further reduced.
Just be divided into the central authorities that 4 road runners from lateral opening flow distribution plate 35 flow to hollow isocon 37 after pouring injection fluidized reactor 4 by the high-velocity fluid of speedup homogenizer 3, under the effect of conveyor screw 36, fluid rotates motion, and divide 4 road tap hole 39 directive subordinate reaction members from hollow isocon 37, this moment, high-velocity fluid was cut 16 times.The rest may be inferred, and after fluid was through 5 order reaction unit, the number of times that is cut had reached 1048576 times.Fluid constantly produces high velocity impact and local outburst effect here in addition, has further increased emulsion strength.After emulsified material is gone out interior jet emulsion reactor 4, through the stirring that low speed is scraped wall agitator 2, can enter the charging aperture 30 of speedup homogenizer 3 again once more, like this, just form an emulsion process that moves in circles, can make emulsified material decentralized photo average particulate diameter be reduced to the 1-2 micron.
In emulsion process, control the rotating speed and the emulsification activity duration of the rotor 27 of speedup homogenizer 3, can change the power of emulsifying ability of the present invention effectively.Like this, the present invention just can apply to the production of different emulsifying products.
Claims (6)
1, internal jet-flow vacuum homogenizing emulsifying installation comprises that oil phase raw material heating and stirring tank, water raw material heating and stirring tank, vacuum emulsification jar, low speed scrapes wall agitator, vavuum pump, elevation mechanism, overturning mechanism, motor, reductor and variable speed electric motors, particularly.It is characterized in that vacuum emulsification jar (1) inner bottom part central authorities have set up a speedup homogenizer (3), this speedup homogenizer (3) is made of stator (26), rotor (27), impact teeth (28), stator (26) is the cylinder of a hollow, on open charging aperture (30) and discharging opening (31), rotor (27) is positioned at it, its shaft extension goes out outside the stator (26), and impact teeth (28) is equidistant to be distributed on the inwall of stator (26), relative with rotor (27); Charging aperture (30) and discharging opening (31) are separated by the baffle plate (29) that is positioned on stator (26) inwall; With
An interior jet emulsion reactor (4), it is made up of housing (33), discharging cap (34) and reaction of high order unit, housing (33) has several discharge openings (40) near the same circumference in tube wall upper edge of discharging cap (34), reaction member is by lateral opening flow distribution plate (35) and hollow flow distribution plate (38) formation except that afterbody, all the other are at different levels all to be to be connected in sequence by lateral opening flow distribution plate (35), conveyor screw (38), hollow isocon (37), conveyor screw (36) one ends are welded on the lateral opening flow distribution plate (35), and the other end inserts in the hollow isocon (37);
Speedup homogenizer (3) upper end links to each other with interior jet emulsion reactor, and both communicate inside, and its lower end then links to each other with variable speed electric motors, particularly (7).
2, internal jet-flow vacuum homogenizing emulsifying installation according to claim 1, the number of teeth of rotor (27) that it is characterized in that speedup homogenizer (3) is between 20-100, and the number of teeth of impact teeth (28) is between 20-40.
3, internal jet-flow vacuum homogenizing emulsifying installation according to claim 1 is characterized in that distance between baffle plate (29) and the rotor (27) is between the 0.05-1 millimeter.
4, internal jet-flow vacuum homogenizing emulsifying installation according to claim 1, the progression of reaction member that it is characterized in that interior jet emulsion reactor (4) is between 6-99.
5, internal jet-flow vacuum homogenizing emulsifying installation according to claim 1 is characterized in that lateral opening flow distribution plate (35) has 4 fritters to be converted into plate body itself to become 90 ° along its periphery is equidistant, and the periphery at lateral opening flow distribution plate (35) just forms 4 runners like this.
6, internal jet-flow vacuum homogenizing emulsifying installation according to claim 1, it is characterized in that hollow isocon (37) is " cap shape ", there are the circular metal plate of a circular hole and a metal short tube to be welded by a middle part, its same circumference in tube wall upper edge is equidistant to have a plurality of tap holes (39), and hollow flow distribution plate (38) is the circular metal plate that there is a circular hole at a middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92107255 CN1025984C (en) | 1992-01-02 | 1992-01-02 | Internal jet-flow vacuum homogenizing emulsifying installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92107255 CN1025984C (en) | 1992-01-02 | 1992-01-02 | Internal jet-flow vacuum homogenizing emulsifying installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1063236A CN1063236A (en) | 1992-08-05 |
| CN1025984C true CN1025984C (en) | 1994-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92107255 Expired - Fee Related CN1025984C (en) | 1992-01-02 | 1992-01-02 | Internal jet-flow vacuum homogenizing emulsifying installation |
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| CN (1) | CN1025984C (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106348989B (en) * | 2016-08-25 | 2018-06-12 | 中煤科工集团淮北爆破技术研究院有限公司 | Emulsion aqualase device and emulsification method |
| CN114345267B (en) * | 2021-12-09 | 2024-04-26 | 芜湖艾妮日化有限责任公司 | Polyaluminum chloride raw material mixing device |
| CN115138285B (en) * | 2022-08-31 | 2022-12-13 | 杰维工业设备(长沙)有限公司 | Dispersing mixer and mixing method thereof |
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1992
- 1992-01-02 CN CN 92107255 patent/CN1025984C/en not_active Expired - Fee Related
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| CN1063236A (en) | 1992-08-05 |
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